<template>
    <div class="wrapper">
        <swiper :options="swiperOption" v-if="showSwiper">
            <swiper-slide v-for="item of list" :key="item.id">
                <img class="swiper-img" :src="item.imgUrl" alt=""/>
            </swiper-slide>
            <!-- Optional controls -->
            <div class="swiper-pagination"  slot="pagination"></div>
        </swiper>
    </div>
</template>
    
<script>
export default {
    name:"HomeSwiper",
    props:{
        list:Array
    },
    data(){
        return{
            swiperOption: {　
                autoplay:2000,//开启自动播放，2秒一次   　　　
                loop:true,//支持循环轮播
                    pagination:'.swiper-pagination'//分页器  
                }
        }
    },
    computed:{
        showSwiper(){
            return this.list.length
        }
    }

}

</script>
<style lang="stylus" scoped>
  .wrapper >>> .swiper-pagination-bullet-active
        background:red
  .wrapper
    overflow:hidden
    width:100%
    height:0
    padding-bottom:31.25%
    background:#eee
    .swiper-pagination-bullet-active
        background:red
    .swiper-img
        width:100%
</style>